AMALA K PAUL; AKSHARA R; ARUNACHALAM G; LAVANYA K; SAMSON S. Agriculture Soil Testing And Nutrient Spraying Machine- An Inference With Esp-32 Wroom Microcontroller. Educational Administration: Theory and Practice, [S. l.], v. 30, n. 9, p. 877–888, 2024. DOI: 10.53555/kuey.v30i9.9657. Disponível em: https://www.kuey.net/index.php/kuey/article/view/9657. Acesso em: 16 sep. 2025.